Interesting finding regarding HDL

Commonly touted as "good cholesterol" for helping to reduce risk of stroke and heart attack, both high and low levels of high-density lipoprotein (HDL) cholesterol may increase a person's risk of premature death, according to new research. Conversely, intermediate HDL cholesterol levels may increase longevity, according to the research.-source sciencedaily

Will be interesting to see if future studies confirm this.  If true it seems the picture regarding HDL and LDL cholesterol is more complex.